5165652112217 has 4 divisors (see below), whose sum is σ = 5165660746980. Its totient is φ = 5165643477456.

The previous prime is 5165652112211. The next prime is 5165652112223. The reversal of 5165652112217 is 7122112565615.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5165652112211) and next prime (5165652112223).

It can be written as a sum of positive squares in 2 ways, for example, as 610923571456 + 4554728540761 = 781616^2 + 2134181^2 .

It is a cyclic number.

It is not a de Polignac number, because 5165652112217 - 2¹⁴ = 5165652095833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5165652112211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3347378 + ... + 4640715.

It is an arithmetic number, because the mean of its divisors is an integer number (1291415186745).

Almost surely, 2^{5165652112217} is an apocalyptic number.

It is an amenable number.

5165652112217 is a deficient number, since it is larger than the sum of its proper divisors (8634763).

5165652112217 is an equidigital number, since it uses as much as digits as its factorization.

5165652112217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8634762.

The product of its digits is 252000, while the sum is 44.

The spelling of 5165652112217 in words is "five trillion, one hundred sixty-five billion, six hundred fifty-two million, one hundred twelve thousand, two hundred seventeen".